<template>
  <div class="wapper">
  <swiper :options="swiperOption" v-if="showSwiper">
    <swiper-slide v-for="item of swiperList" :key="item.id">
      <img class="swiper-img" :src="item.imgUrl" />
    </swiper-slide>
    <div class="swiper-pagination"  slot="pagination"></div>
  </swiper>
  </div>
</template>

<script>
export default {
  name:'HomeSwiper',
  props:{
    swiperList:Array
  },
  data (){
    return {
      swiperOption:{
        pagination:'.swiper-pagination',
        loop:true,
        autoplay:2000,
        autoplayDisableOnInteraction:false
      }
    }
  },
  computed:{
    showSwiper (){
      return this.swiperList.length
    }
  }
}
</script>

<style lang="stylus" scoped>
  .wapper >>> .swiper-pagination-bullet-active   /*使这个样式进行穿透  不受scoped限制*/
                background:white !important
                /*top .5rem*/
  .wapper
    overflow:hidden
    width: 100%
    height:0

    padding-bottom :33.33%
    .swiper-img
      width:100%
</style>
